Display text mirrored on Waveshare epaper 1.54

[lasithf]

I was testing above epaper GDEH0154D27 however caught up with the mirroring issue similar to described here

I was able to get bit more help from your source code, however it was required a small tweak in the set_absolute_pixel function where I added x = EPD_WIDTH - x at the top.

micropython-waveshare-epd/epd/lib/epd1in54b.py

Line 287 in 58859f5

def set_absolute_pixel(self, frame_buffer, x, y, colored):

This resolved the mirroring issue.